Lipids & metabolic liver disease

Steatotic liver disease interacts with a polygenic risk score for triglyceride clearance to impact the risk of hypertriglyceridaemia: The Maastricht Study

DiabetologiaPublished Cross-sectional analysis of a population-based prospective cohort study

Authors' conclusion

Genetically predisposed individuals have a substantially higher risk of hypertriglyceridaemia when they also have steatotic liver disease. This gene-environment interaction might contribute to more personalised treatment approaches, which require further exploration in future studies.

Study context

Population
The Maastricht Study participants; age 60 years, 48% women, 10% hypertriglyceridaemia, 26% steatotic liver disease
Participants
3,810 participants
Exposure
Interaction between intrahepatic lipid (IHL) content and a polygenic risk score (PRS) for TG clearance
Outcome
Fasting serum TG (interaction of IHL content and PRS for TG clearance)
Methodological detailsThe Maastricht Study, multivariable linear regression, adjusted for sociodemographic, lifestyle and CV risk factors
  • The Maastricht Study
  • Multivariable linear regression
  • Adjusted for sociodemographic, lifestyle and CV risk factors

Main finding

As reported in the abstract

GroupOR high PRS for hypertriglyceridaemia
Steatotic liver disease6.196 (95% CI 3.966, 9.768)
No steatotic liver disease1.618 (95% CI 1.110, 2.380)

OR high PRS for hypertriglyceridaemia

Steatotic liver disease6.196 (95% CI 3.966, 9.768)
No steatotic liver disease1.618 (95% CI 1.110, 2.380)
Interaction between IHL content and PRS on serum TG
P = 0.005

Observational data: associations, not effects.

Further findings

Incident CVD (longitudinal interaction) · 10 year follow-up

Similar trend for incident CVD risk
P = 0.078

Original publication

Steatotic liver disease interacts with a polygenic risk score for triglyceride clearance to impact the risk of hypertriglyceridaemia: The Maastricht Study. Diabetologia. Published 27 June 2025. doi:10.1007/s00125-025-06479-3

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